Bug 1494196 (CVE-2017-7544) - CVE-2017-7544 libexif: Out-of-bounds heap read in exif_data_save_data_entry function
Summary: CVE-2017-7544 libexif: Out-of-bounds heap read in exif_data_save_data_entry f...
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-7544
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1494197
Blocks:
TreeView+ depends on / blocked
 
Reported: 2017-09-21 16:13 UTC by Adam Mariš
Modified: 2021-02-17 01:28 UTC (History)
9 users (show)

Fixed In Version:
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Last Closed: 2019-06-08 03:26:01 UTC
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Description Adam Mariš 2017-09-21 16:13:13 UTC 
An out-of-bounds heap read vulnerability was found in exif_data_save_data_entry function in libexif/exif-data.c caused by improper length computation of the allocated data of an ExifMnote entry which can cause denial-of-service or possibly information disclosure.

Upstream bug:

https://sourceforge.net/p/libexif/bugs/130/
Comment 1 Adam Mariš 2017-09-21 16:13:15 UTC 
Acknowledgments:

Name: Lili Xu (Chinese Acadamy of Sciences), Bingchang Liu (Chinese Acadamy of Sciences)
Comment 2 Adam Mariš 2017-09-21 16:13:47 UTC 
Created libexif tracking bugs for this issue:

Affects: fedora-all [bug 1494197]
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